Home / 16,105,214.56-22,225,809.36-9,231,023.20

Finding the Fourth Proportional to 16,105,214.56, 22,225,809.36 and 9,231,023.20

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Solution

The fourth proportional to 16,105,214.56, 22,225,809.36 and 9,231,023.20 is: 12,739,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105,214.56 : 22,225,809.36 = 9,231,023.20 : x
  2. Step 2: Convert to fraction form
    16,105,214.56/22,225,809.36 = 9,231,023.20/x
  3. Step 3: Cross multiply
    16,105,214.56x = 22,225,809.36 × 9,231,023.20
  4. Step 4: Simplify right side
    16,105,214.56x = 205,166,961,840,937.12
  5. Step 5: Solve for x
    x = 205,166,961,840,937.12/16,105,214.56
  6. Step 6: Final answer
    x = 12,739,163.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.